"The Sooner State is part of a trend toward leaving farmland untilled to tackle runoff and climate change, but some remain wary of associated pesticide use".

"An Oklahoma oil company is challenging the state’s limits on drilling wastewater injections that came in response to a sharp increase in earthquakes."

"An earthquake with a magnitude of 4.5 that struck near the U.S. crude oil hub of Cushing, Oklahoma on Saturday occurred just days after regulators imposed new rules meant to prevent temblors in the area and said more changes were possible."

"The Environmental Protection Agency said Wednesday it will set up a temporary treatment plant for wastewater flowing from the Gold King Mine in southwestern Colorado after 3 million gallons surged out of the mine in August, tainting rivers in three states."

"In the five years since earthquakes first began blitzing Oklahoma, state officials have been hesitant to agree with scientists who blamed the oil and gas industry. The shaking doesn't appear to be slowing, but the regulatory response is ramping up as more state officials acknowledge the link between increased seismic activity and waste fluid pumped into the disposal wells of oil fields."

"Residents have rallied to oppose the Trans-Pecos pipeline, which will transport Eagle Ford shale gas across one of Texas' last remaining pristine areas."